To cancel a flight with Brussels Airlines, visit their official website and go to the “Manage Booking” section. Enter your booking details to view and cancel your reservation. According to the Brussels Airlines Cancellation Policy, tickets canceled within 24 hours of booking may qualify for a full refund if the flight is at least 7 days away. Refund eligibility depends on your fare ty... https://www.bookbudgetflight.com/cancellation-policy/brussels-airlines/